Draytek VigorIPPBX 2820 Series, Руководство пользователя

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VigorIPPBX 2820 Series User’s Guide 252
The default value in Vigor router is Main mode.
IKE phase 1 proposal- To propose the local available
authentication schemes and encryption algorithms to the
VPN peers, and get its feedback to find a match. Two
combinations are available for Aggressive mode and nine
for
Main mode. We suggest you select the combination
that covers the most schemes.
IKE phase 2 proposal- To propose the local available
algorithms to the VPN peers, and get its feedback to find a
match. Three combinations are available for both modes.
We suggest you select the combination that covers the
most algorithms.
IKE phase 1 key lifetime- For security reason, the
lifetime of key should be defined. The default value is
28800 seconds. You may specify a value in between 900
and 86400 seconds.
IKE phase 2 key lifetime- For security reason, the
lifetime of key should be defined. The default value is
3600 seconds. You may specify a value in between 600
and 86400 seconds.
Perfect Forward Secret (PFS)- The IKE Phase 1 key will
be reused to avoid the computation complexity in phase 2.
The default value is inactive this function.
Local ID- In Aggressive mode, Local ID is on behalf of
the IP address while identity authenticating with remote
VPN server. The length of the ID is limited to 47
characters.
Callback Function The callback function provides a callback service as a part
of PPP suite only for the ISDN dial-in user. The router
owner will be charged the connection fee by the telecom.
Require Remote to Callback- Enable this to let the router
to require the remote peer to callback for the connection
afterwards.
Provide ISDN Number to Remote- In the case that the
remote peer requires the Vigor router to callback, the local
ISDN number will be provided to the remote peer. Check
here to allow the Vigor router to send the ISDN number to
the remote router.